/**
 ******************************************************************************
 * @file    air001xx_hal_msp.c
 * @author  MCU Application Team
 * @brief   This file provides code for the MSP Initialization
 *          and de-Initialization codes.
 ******************************************************************************
 * @attention
 *
 * <h2><center>&copy; Copyright (c) AirM2M.
 * All rights reserved.</center></h2>
 *
 * <h2><center>&copy; Copyright (c) 2016 STMicroelectronics.
 * All rights reserved.</center></h2>
 *
 * This software component is licensed by ST under BSD 3-Clause license,
 * the "License"; You may not use this file except in compliance with the
 * License. You may obtain a copy of the License at:
 *                        opensource.org/licenses/BSD-3-Clause
 *
 ******************************************************************************
 */

/* Includes ------------------------------------------------------------------*/
#include "main.h"

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
DMA_HandleTypeDef hdma_usart2_tx;
DMA_HandleTypeDef hdma_usart2_rx;

// DMA_HandleTypeDef HdmaCh1;
/* Private function prototypes -----------------------------------------------*/
/* External functions --------------------------------------------------------*/

/**
 * @brief 初始化全局MSP
 */
void HAL_MspInit(void)
{
  __HAL_RCC_SYSCFG_CLK_ENABLE();
  __HAL_RCC_PWR_CLK_ENABLE();
}

/**
 * @brief 初始化USART的MSP
 */
void HAL_UART_MspInit(UART_HandleTypeDef *huart)
{
  GPIO_InitTypeDef GPIO_InitStruct;
  /* 使能时钟 */
  __HAL_RCC_USART1_CLK_ENABLE();
  __HAL_RCC_GPIOA_CLK_ENABLE();
  __HAL_RCC_SYSCFG_CLK_ENABLE();
  __HAL_RCC_DMA_CLK_ENABLE();
  /**USART GPIO Configuration
  PA2     ------> USART2_TX
  PA3     ------> USART3_RX
  */
  // GPIO_InitStruct.Pin = DEBUG_USART_TX_PIN;
  // GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  // GPIO_InitStruct.Pull = GPIO_PULLUP;
  // GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  // GPIO_InitStruct.Alternate = DEBUG_USART_TX_AF;
  // HAL_GPIO_Init(DEBUG_USART_TX_GPIO_PORT, &GPIO_InitStruct);

  // GPIO_InitStruct.Pin = DEBUG_USART_RX_PIN;
  // GPIO_InitStruct.Alternate = DEBUG_USART_RX_AF;

  // HAL_GPIO_Init(DEBUG_USART_RX_GPIO_PORT, &GPIO_InitStruct);

  /* ENABLE NVIC */
  // HAL_NVIC_SetPriority(DEBUG_USART_IRQ, 0, 1);
  // HAL_NVIC_EnableIRQ(DEBUG_USART_IRQ);

  /* USART2 DMA相关配置 */
  /* USART2_TX 初始化 */
  // hdma_usart2_tx.Instance = DMA1_Channel1;
  // hdma_usart2_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
  // hdma_usart2_tx.Init.PeriphInc = DMA_PINC_DISABLE;
  // hdma_usart2_tx.Init.MemInc = DMA_MINC_ENABLE;
  // hdma_usart2_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
  // hdma_usart2_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
  // hdma_usart2_tx.Init.Mode = DMA_NORMAL;
  // hdma_usart2_tx.Init.Priority = DMA_PRIORITY_LOW;
  // if (HAL_DMA_Init(&hdma_usart2_tx) != HAL_OK)
  // {
  //   Error_Handler();
  // }

  // __HAL_LINKDMA(&DebugUartHandle, hdmatx, hdma_usart2_tx);
  // /* USART2_RX 初始化 */
  // hdma_usart2_rx.Instance = DMA1_Channel2;
  // hdma_usart2_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
  // hdma_usart2_rx.Init.PeriphInc = DMA_PINC_DISABLE;
  // hdma_usart2_rx.Init.MemInc = DMA_MINC_ENABLE;
  // hdma_usart2_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
  // hdma_usart2_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
  // hdma_usart2_rx.Init.Mode = DMA_NORMAL;
  // hdma_usart2_rx.Init.Priority = DMA_PRIORITY_LOW;
  // if (HAL_DMA_Init(&hdma_usart2_rx) != HAL_OK)
  // {
  //   Error_Handler();
  // }
  // __HAL_LINKDMA(&DebugUartHandle, hdmarx, hdma_usart2_rx);
  // /*UART2_TX DMA_CH1-0x7  ; UART2_RX DMA_CH2-0x8*/
  // HAL_SYSCFG_DMA_Req(0x0807);
  /* 使能NVIC */
  // HAL_NVIC_SetPriority(USART2_IRQn, 0, 1);
  // HAL_NVIC_EnableIRQ(USART2_IRQn);
  // HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 1);
  // HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn);

  // HAL_NVIC_SetPriority(DMA1_Channel2_3_IRQn, 1, 1);
  // HAL_NVIC_EnableIRQ(DMA1_Channel2_3_IRQn);
}

/************************ (C) COPYRIGHT AirM2M *****END OF FILE******************/
